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ctm: enable fade animation on nvidia driver versions 575 and above (#10095)

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* ctm: enable fade animation on nvidia driver versions 575 and above

* format if statement without braces; handle potential throw when checking for nvidia version file
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fazzi 2025-04-18 20:44:54 +01:00 • committed by GitHub
parent 02f7da2bf2
commit 51afc2c291
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4 changed files with 45 additions and 37 deletions
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37
src/render/Renderer.cpp
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@ -35,6 +35,7 @@
#include "debug/Log.hpp"
#include "../protocols/ColorManagement.hpp"
#include "../protocols/types/ContentType.hpp"
#include "../helpers/MiscFunctions.hpp"
#include <hyprutils/utils/ScopeGuard.hpp>
using namespace Hyprutils::Utils;
@ -2349,43 +2350,9 @@ SExplicitSyncSettings CHyprRenderer::getExplicitSyncSettings(SP<Aquamarine::IOut
if (!m_bNvidia)
settings.explicitKMSEnabled = true;
else {
// check nvidia version. Explicit KMS is supported in >=560
// in the case of an error, driverMajor will stay 0 and explicit KMS will be disabled
static int driverMajor = 0;
static bool once = true;
if (once) {
once = false;
Debug::log(LOG, "Renderer: checking for explicit KMS support for nvidia");
if (std::filesystem::exists("/sys/module/nvidia_drm/version")) {
Debug::log(LOG, "Renderer: Nvidia version file exists");
std::ifstream ifs("/sys/module/nvidia_drm/version");
if (ifs.good()) {
try {
std::string driverInfo((std::istreambuf_iterator<char>(ifs)), (std::istreambuf_iterator<char>()));
Debug::log(LOG, "Renderer: Read nvidia version {}", driverInfo);
CVarList ver(driverInfo, 0, '.', true);
driverMajor = std::stoi(ver[0]);
Debug::log(LOG, "Renderer: Parsed nvidia major version: {}", driverMajor);
} catch (std::exception& e) { settings.explicitKMSEnabled = false; }
ifs.close();
}
}
}
settings.explicitKMSEnabled = driverMajor >= 560;
settings.explicitKMSEnabled = isNvidiaDriverVersionAtLeast(560);
}
}
return settings;
}